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Finding the Fourth Proportional to 339,169.80, 508,765.53 and 170,598.07

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Solution

The fourth proportional to 339,169.80, 508,765.53 and 170,598.07 is: 255,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,169.80 : 508,765.53 = 170,598.07 : x
  2. Step 2: Convert to fraction form
    339,169.80/508,765.53 = 170,598.07/x
  3. Step 3: Cross multiply
    339,169.80x = 508,765.53 × 170,598.07
  4. Step 4: Simplify right side
    339,169.80x = 86,794,414,956.70
  5. Step 5: Solve for x
    x = 86,794,414,956.70/339,169.80
  6. Step 6: Final answer
    x = 255,902.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.